51 static int lm3639_chip_init(struct lm3639_chip_data *pchip)  in lm3639_chip_init()  argument
55 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_chip_init()
59 	    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x08,  in lm3639_chip_init()
65 	ret = regmap_update_bits(pchip->regmap, REG_IO_CTRL, 0x7C, reg_val);  in lm3639_chip_init()
70 	ret = regmap_write(pchip->regmap, REG_BL_CONF_4, pdata->init_brt_led);  in lm3639_chip_init()
74 	ret = regmap_write(pchip->regmap, REG_BL_CONF_3, pdata->init_brt_led);  in lm3639_chip_init()
87 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x79, reg_val);  in lm3639_chip_init()
93 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_chip_init()
102 	struct lm3639_chip_data *pchip = bl_get_data(bl);  in lm3639_bled_update_status()  local
103 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_bled_update_status()
105 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_bled_update_status()
110 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_bled_update_status()
118 			dev_err(pchip->dev,  in lm3639_bled_update_status()
124 	ret = regmap_write(pchip->regmap, REG_BL_CONF_4, bl->props.brightness);  in lm3639_bled_update_status()
127 	ret = regmap_write(pchip->regmap, REG_BL_CONF_3, bl->props.brightness);  in lm3639_bled_update_status()
132 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x01, 0x00);  in lm3639_bled_update_status()
134 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x01, 0x01);  in lm3639_bled_update_status()
140 	dev_err(pchip->dev, "i2c failed to access registers\n");  in lm3639_bled_update_status()
148 	struct lm3639_chip_data *pchip = bl_get_data(bl);  in lm3639_bled_get_brightness()  local
149 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_bled_get_brightness()
155 			dev_err(pchip->dev,  in lm3639_bled_get_brightness()
160 	ret = regmap_read(pchip->regmap, REG_BL_CONF_1, &reg_val);  in lm3639_bled_get_brightness()
164 		ret = regmap_read(pchip->regmap, REG_BL_CONF_4, &reg_val);  in lm3639_bled_get_brightness()
166 		ret = regmap_read(pchip->regmap, REG_BL_CONF_3, &reg_val);  in lm3639_bled_get_brightness()
173 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_bled_get_brightness()
189 	struct lm3639_chip_data *pchip = dev_get_drvdata(dev);  in lm3639_bled_mode_store()  local
198 		    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x10,  in lm3639_bled_mode_store()
202 		    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x10,  in lm3639_bled_mode_store()
211 	dev_err(pchip->dev, "%s:i2c access fail to register\n", __func__);  in lm3639_bled_mode_store()
215 	dev_err(pchip->dev, "%s:input conversion fail\n", __func__);  in lm3639_bled_mode_store()
228 	struct lm3639_chip_data *pchip;  in lm3639_torch_brightness_set()  local
230 	pchip = container_of(cdev, struct lm3639_chip_data, cdev_torch);  in lm3639_torch_brightness_set()
232 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_torch_brightness_set()
236 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_torch_brightness_set()
240 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x00);  in lm3639_torch_brightness_set()
246 	ret = regmap_update_bits(pchip->regmap,  in lm3639_torch_brightness_set()
250 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x02);  in lm3639_torch_brightness_set()
256 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_torch_brightness_set()
265 	struct lm3639_chip_data *pchip;  in lm3639_flash_brightness_set()  local
267 	pchip = container_of(cdev, struct lm3639_chip_data, cdev_flash);  in lm3639_flash_brightness_set()
269 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_flash_brightness_set()
273 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_flash_brightness_set()
276 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x00);  in lm3639_flash_brightness_set()
284 	ret = regmap_update_bits(pchip->regmap,  in lm3639_flash_brightness_set()
288 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x06);  in lm3639_flash_brightness_set()
294 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_flash_brightness_set()
307 	struct lm3639_chip_data *pchip;  in lm3639_probe()  local
321 	pchip = devm_kzalloc(&client->dev,  in lm3639_probe()
323 	if (!pchip)  in lm3639_probe()
326 	pchip->pdata = pdata;  in lm3639_probe()
327 	pchip->dev = &client->dev;  in lm3639_probe()
329 	pchip->regmap = devm_regmap_init_i2c(client, &lm3639_regmap);  in lm3639_probe()
330 	if (IS_ERR(pchip->regmap)) {  in lm3639_probe()
331 		ret = PTR_ERR(pchip->regmap);  in lm3639_probe()
336 	i2c_set_clientdata(client, pchip);  in lm3639_probe()
339 	ret = lm3639_chip_init(pchip);  in lm3639_probe()
349 	pchip->bled =  in lm3639_probe()
350 	    devm_backlight_device_register(pchip->dev, "lm3639_bled",  in lm3639_probe()
351 					   pchip->dev, pchip, &lm3639_bled_ops,  in lm3639_probe()
353 	if (IS_ERR(pchip->bled)) {  in lm3639_probe()
355 		ret = PTR_ERR(pchip->bled);  in lm3639_probe()
359 	ret = device_create_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_probe()
366 	pchip->cdev_flash.name = "lm3639_flash";  in lm3639_probe()
367 	pchip->cdev_flash.max_brightness = 16;  in lm3639_probe()
368 	pchip->cdev_flash.brightness_set = lm3639_flash_brightness_set;  in lm3639_probe()
370 				    &client->dev, &pchip->cdev_flash);  in lm3639_probe()
377 	pchip->cdev_torch.name = "lm3639_torch";  in lm3639_probe()
378 	pchip->cdev_torch.max_brightness = 8;  in lm3639_probe()
379 	pchip->cdev_torch.brightness_set = lm3639_torch_brightness_set;  in lm3639_probe()
381 				    &client->dev, &pchip->cdev_torch);  in lm3639_probe()
390 	led_classdev_unregister(&pchip->cdev_flash);  in lm3639_probe()
392 	device_remove_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_probe()
399 	struct lm3639_chip_data *pchip = i2c_get_clientdata(client);  in lm3639_remove()  local
401 	regmap_write(pchip->regmap, REG_ENABLE, 0x00);  in lm3639_remove()
403 	if (&pchip->cdev_torch)  in lm3639_remove()
404 		led_classdev_unregister(&pchip->cdev_torch);  in lm3639_remove()
405 	if (&pchip->cdev_flash)  in lm3639_remove()
406 		led_classdev_unregister(&pchip->cdev_flash);  in lm3639_remove()
407 	if (pchip->bled)  in lm3639_remove()
408 		device_remove_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_remove()